Model: HJNG-1 (common type) HJNG-2 (Scientific Research) ■ Instrument features ● can be measured in different proportions decrease the number of freezing point of the solution ● semiconductor cooling, with refrigeration overheat protection function ● Automatic magnetic stirring, with Computer Data Acquisition ■ Automatic processing software instrument indicators freezing instrument temperature resolution 0.005 ℃ (Normal) 0.001 ℃ (research-oriented) Digital precision thermometer measuring the temperature difference between the resolution of 0.001 ℃ range of -60 ~ 180 ℃ (expandable up to ± 220 ℃) ??(Ordinary type) -80 ~ 200 ℃ (expandable up to ± 250 ℃) (Scientific Research) differential temperature measurement range of -100 ~ 150 ℃ (common type) -120 ~ 180 ℃ (research-based) Cooling power 200W entire measurement process computer control, automatic mixing, auto-complete, and generate test reports.